Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Metric series


Bearing No. 32924JR

Specification data (main dimensions, etc.)

d(mm)120
D(mm)165
T(mm)29
B(mm)29
C(mm)23
r(min.)(mm)1.5
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)215
Basic load ratings : C0r(kN)298
Fatigue load limit : Cu(kN)42.5
Limiting speeds(Grease lub.)(min-1)2100
Limiting speeds(Oil lub.)(min-1)2700
Load center spread : a(mm)29.4
Constant e0.35
Axial load factors : Y11.72
Axial load factors : Y00.95

Mounting dimensions,weight (reference)

da(min.)(mm)129 mm
db(max.)(mm)128 mm
Da(max.)(mm)156 mm
da(min.)(mm)152 mm
db(min.)(mm)160 mm
Sa(min.)(mm)6 mm
Sb(min.)(mm)6 mm
ra(max.)(mm)1.5 mm
rb(max.)(mm)1.5 mm
Mass(Refer.)(kg)1.77 kg
JTEKT

2026/08/05